32results about How to "Easy to move and transport" patented technology

The invention relates to a mattress, in particular to a graphene biological diatom sponge mattress. The graphene biological diatom sponge mattress comprises a mattress body and a cover surface fixed outside the mattress body; the mattress body comprises a skin-friendly layer, a graphene biological diatom sponge layer, a common sponge layer and an elastic layer; the skin-friendly layer is arrangedat the topmost end of the mattress body; the elastic layer is arranged at the lowermost end of the mattress body; the common sponge layer is arranged between the skin-friendly layer and the elastic layer; the graphene biological diatom sponge layer is arranged at the upper end and / or the lower end and / or the side surface of common sponge; the thickness of the graphene biological diatom sponge layer is 0.5 to 15cm. The graphene biological diatom sponge mattress has the advantages that negative ions and far infrared rays can be released; mites and bacteria can be killed; certain physical therapyand health care effects are achieved on the human body.

The invention relates to a downhole sand fracturing system of a coal mine. The downhole sand fracturing system consists of a fracturing pump module, a power module, an electric control module, a cleanwater pump module, and a sand mixing module, wherein a plunger pump is arranged on the fracturing pump module; a hydraulic transmission and an explosion-proof motor are arranged on the power module,and the explosion-proof motor is used for driving the plunger pump through the hydraulic transmission; a centrifugal pump I, a centrifugal pump II and a clean water tank are arranged on the clean water pump module; a sand and water mixing pump, a stirrer, a sand conveyor and a sand hopper are arranged on the sand mixing module, and an output port of the sand and water mixing pump is connected withan input port of the plunger pump through a pipeline; a water outlet of the centrifugal pump II is connected with an input port of the plunger pump through a pipeline; the electric control module isused for respectively controlling the working of the centrifugal pump I, the centrifugal pump II, the sand and water mixing pump, the sand conveyor, the explosion-proof motor and the stirrer. The downhole sand fracturing system has the advantages that the downhole sand fracturing system consists of independent module units; the movement and transportation are convenient, the working efficiency offracturing is improved, and the labor intensity is decreased.

The invention discloses an on-vehicle easy-maintenance voltage transformer error calibration system and a method thereof. The on-vehicle easy-maintenance voltage transformer error calibration system and the method belong to the technical field of mutual inductor testing. The on-vehicle easy-maintenance voltage transformer error calibration system provided by the invention comprises an on-vehicle platform on which a standard voltage transformer, a test booster and a test box are arranged. The standard voltage transformer is an infrared epoxy barrel type standard voltage transformer. The test booster is an infrared epoxy barrel type standard test booster. A voltage regulating control power supply is fixedly arranged in the test box. The test box is internally provided with a mutual inductor calibrator, a voltage load box, a remote controller and a connecting line. A multi-combined compensating reactor is arranged in the voltage regulating control power supply. The error calibration system provided by the invention can be used for field calibration of a 500kV-220kV voltage transformer. The height of on-vehicle system in a transportation state is only 2.2m. The on-vehicle easy-maintenance voltage transformer error calibration system has advantages of facilitating mobile transportation and traceablility maintenance, realizing high safety and high efficiency in use, and obtaining high stability and high reliability of the error data of the standard voltage transformer.

The invention discloses a wheel rail type drilling pipe storage device. The device includes multiple sets of drilling pipe storage frames which are vertically parallelly connected, wherein upper surfaces of two vertical ends of the drilling pipe storage frames are provided with a pair of transversely-communicated lengthened guide rails, two ends of the pair of lengthened guide rails stretch out oftwo transverse outer side edges of the drilling pipe storage frames, the pair of lengthened guide rails is provided with a drilling pipe conveying mechanism, a body of the drilling pipe conveying mechanism is a drilling pipe conveying frame, two lower end edges of the drilling pipe conveying frame are respectively provided with a roller unit, the drilling pipe conveying frame slides along the lengthened guide rails through the roller units, and an inner frame of the drilling pipe conveying frame is respectively provided with a control unit, a lifting unit and a grasping unit. The device is advantaged in that modular design is adopted, any quantity combination can be performed according to the demand of quantity of well field drilling pipes, a local manual emergency operation+wireless remote operation control mode is employed, a driller house control interface is further reserved, and remote driller house control can be realized.

The invention relates to a low-pressure oil-water well under-pressure well repairing device and an under-pressure well repairing method. A blowout preventer set is installed on an upper flange of a wellhead four-way joint through bolts and sequentially comprises a single-gate-plate blowout preventer, a double-gate-plate slip blowout preventer and an annular blowout preventer from bottom to top, afour-way joint is arranged at the lower portion of the single-gate-plate blowout preventer, the double-gate-plate slip blowout preventer is installed above the single-gate-plate blowout preventer, theannular blowout preventer is installed above the double-gate-plate slip blowout preventer, a hexagonal grid platform is arranged at the periphery of the middle section of the annular blowout preventer, and a sunken collecting box is arranged below the hexagonal grid platform; the bottom of the sunken collecting box is supported on the ground through four supporting legs distributed in a rectangular shape, and the edge of the bottom of the sunken collecting box is connected with a discharging bent pipe; the lower middle part of the annular blowout preventer is positioned in a central cylinder;lifting hydraulic cylinders are installed at the two ends of a lower cross beam correspondingly and vertically penetrate through sleeves upwards to be connected with an upper cross beam; and before operation, the blowout preventer set is connected in advance, the under-pressure well repairing device is installed, and a tubing string is pulled out. By means of the low-pressure oil-water well under-pressure well repairing device and the under-pressure well repairing method, the well mouth environment can be improved, the height is low, overall moving is facilitated, and the installation time isgreatly shortened.

The invention relates to a lightweight wire cutting machine. The lightweight wire cutting machine comprises a machine frame and two guide wheels installed on the machine frame, and the two guide wheels comprise the driving wheel and the driven wheel; a diamond wire saw is wound around the driving wheel and the driven wheel; the machine frame is formed by assembling lightweight materials; the machine frame comprises a supporting frame and a working platform fixed to the top of the supporting frame; the driving wheel and the driven wheel are located above the working platform and below the working platform respectively, and the working platform is provided with a through hole for the diamond wire saw to pass through; the machine frame is provided with one or two balance weight chambers for containing balance weights, and each balance weight chamber is composed of a bottom plate and side plates surrounding the bottom plate; the balance weight chambers are provided openings, and the openings are provided with door plates for closing the openings; the balance weight chambers are detachably connected with the machine frame, and the balance weight chambers are provided with fixing piecesfor fixing the balance weight chambers to the machine frame. The entire machine frame is light and easy to transport and move. The machine frame is provided with the multiple balance weight chambers,so that the operation stability of the lightweight wire cutting machine is improved.

The invention discloses a micro tillage machine with fertilization function, which comprises a vehicle plate; a symmetrical side plate is fixedly connected to the bottom of the left side of the vehicle plate, and driving wheels are arranged between the side plates; a symmetrical The runner is connected to the horizontal shaft through a magnetic coupling; the outer surface of the runner is distributed with rotary tillage blades; the right side of the car plate is equipped with a fertilizer uniform spreading device. The present invention effectively solves the contradiction between the volume and the mobility of the tiller by providing the rotary tiller blade and the magnetic coupler which can be rotated and contracted, and is convenient for transportation and movement; Compact the opened ditch to ensure the effect of ditching; the invention is equipped with a fertilizer uniform spreading device, which prevents the discharge pipe from being blocked by providing a spiral blade, and controls the discharge speed by providing a moving plug that moves up and down. There is a sprinkler plate to spread the fertilizer evenly, improve the uniformity of fertilization and save fertilizer.

The invention discloses a device used for building materials to board a luxury cruise ship. The device comprises a first U-shaped groove, a second U-shaped groove which is opposite to the first U-shaped groove, a first fixed plate which is arranged between the first U-shaped groove and the second U-shaped groove, a sliding trolley assembly which is arranged on the first fixed plate, movable plate assemblies which are arranged on the left side and the right side of the first fixed plate respectively and used for facilitating movement of the sliding trolley assembly, and a hoisting assembly which is arranged at the top of the first U-shaped groove and the top of the second U-shaped groove and used for lifting the first fixed plate. The problem that in the prior art, when a ship is built, a large number of equipment and materials cannot be safely and rapidly transported to the ship can be effectively solved.

The invention discloses a ship hull model bearing device which comprises a center framework structure. The center framework structure comprises a center frame. Bow and stern stop structures are arranged on the short sides of the center frame. Side framework structures are arranged on the two long sides of the center frame. A stop net is arranged in each bow and stern stop structure, and each bow and stern stop structure is hinged to the center frame through hinges. Each side framework structure is hinged to the center frame through hinges. Multiple u-shaped frameworks are fixed in side framesand the center frame, and multiple movable supports are arranged on each u-shaped framework. Multiple evenly-arranged fixed supporting frames are fixed to the two short sides of each side frame and the two short sides of the center frame. According to the ship hull model bearing device, the problems about fixing and bearing of different ship hull models are solved, and the models can move and be transported more conveniently.

The invention discloses a site detection system and method for power grid adaptability of a master control system of a wind power generator set. The detection system comprises a first bus, a bypass line, a main loop, a second bus and three impedance voltage-division circuits. In the detection system, the detection system is a low-voltage device and is convenient to move and transmit, the power grid adaptability experiments of a plurality of wind power generator sets can be developed within short time, and the detection system is suitably used for effect estimation after a draught fan in a windfield is transformed and the draught fan is casually inspected.

The invention relates to a splicing type distribution box which comprises a six-sided casing formed by splicing a back panel, a front panel, a left side panel, a right side panel, a bottom panel and a top panel, wherein the back panel, the front panel, the left side panel and the right side panel which are oppositely arranged are formed by splicing at least two panels up and down respectively, or the bottom panel, the top panel, the back panel and the front panel are formed by splicing at least two panels in a left-right mode respectively. The six-sided casing can be detached or assembled on the site and is convenient to move and transport. The number of the panels can be adjusted at any time according to the actual demand, so that the size of the distribution box is adjusted, so as to expand the use range of the distribution box and reduce cost.

The invention discloses a detection device for detecting dust in the atmosphere near an iron mill. The detection device comprises a detection box body, the outer side wall of the detection box body is hinged with a box cover, the upper surface of a sliding plate is fixedly connected with an electric telescopic rod, and the upper end of the electric telescopic rod is detachably connected with a collection device; and a gas detection box is arranged on one side of a fixing base, one end of a gas guide pipe is fixedly connected with a harmful gas analysis box, and one end of the exhaust pipe is fixedly connected with a gas purification box. According to the detection device for detecting the dust in the atmosphere near the iron mill, through the arrangement of the electric telescopic rod and a fixed sleeve, the detection device for detecting the dust in the atmosphere near the iron mill has the effects of continuously collecting the air at different heights and storing and transporting the air, through the arrangement of the gas purification box, the environment protection purpose is achieved, and through the arrangement of damping springs and moving wheels, the device can has the effect of being convenient to move and transport.

The invention provides an automatic carving sharp tool storage device. The automatic carving sharp tool storage device comprises a base, a supporting pipe, a plurality of storage units, a collecting and releasing assembly and a drive assembly. The supporting pipe is vertically arranged on the base in a bearing connecting manner. The storage units are arranged at the upper portion of the supportingpipe in a hinge manner. The collecting and releasing assembly is arranged on the supporting pipe and used for controlling the rotation state of each storage unit. The drive assembly is arranged in the base and used for driving the supporting pipe to rotate. Through cooperation of the supporting pipe, the multiple storage units and the drive assembly, storage of different specifications of carvingsharp tools is achieved, the carving sharp tool collision risks are reduced, meanwhile, rotation of the storage units is controlled through the collecting and releasing assembly, and transportation and movement of the storage device are convenient.

The invention discloses an archive storage device for student management. The device comprises a cabinet body, two partition plates are arranged in an inner cavity of the cabinet body. The two partition plates divide the inner cavity into a rotary storage cavity, a movable storage cavity and a fixed storage cavity in sequence from top to bottom. The storage chamber is rotated to store some studentfiles which need to be frequently looked up; the motor drives the main shaft to drive the storage table to rotate; workers can place and find files at high positions conveniently; the numbering tables on the storage tables can number student file storage positions; the workers can conveniently search student files; student files which are not frequently looked up are contained in the movable containing cavity, the push plate abuts against the student files so that the positions of the student files can be fixed, the student files can be placed in the storage cavity in order, workers can conveniently look up the student files, the fixed containing cavity can contain some student files which are long in time, and the workers can conveniently look up the student files in the later period.

The invention discloses a novel logistics container structure. The novel logistics container structure comprises a container. A push rod is arranged at the top of the left end surface of the container. The end, backing onto the container, of the push rod is connected with a handle. An inclined rod which is inclined downwards and fixedly connected with the container is fixedly installed on the lower end surface of the left side of the push rod. Two input holes are formed in the top of the container in a left-right symmetry mode. A rotary rod is arranged on the outer side of each input hole andprovided with a cover which can be turned sideways and is matched with the corresponding input hole. A sleeve extending upwards is arranged in the middle of the rear end surface of the container. A sliding rod penetrates in the sleeve. A bolt matched with the sliding rod is arranged in the position, near the top, of the sleeve. A solar panel is arranged at the top of the sliding rod. A storage battery is arranged at the bottom of the right side of the container. The novel logistics container structure is simple in structure, low in cost and suitable for popularization and use.

The invention discloses a three-in-one light-weight portrait drawing panel assembly pool which comprises a pool body, wherein the pool body consists of a pool bottom plate and a pool side plate, and the pool side plate is arranged on the periphery of the pool bottom plate; the pool side plate comprises an inner side vertical plate, an outer decorative plate and an overhaul outer cover, the inner side vertical plate is arranged on the inner side of the pool body, and the outer decorative plate and the overhaul outer cover are arranged outside the inner side vertical plate; the overhaul outer cover is arranged on only one side surface of the pool body; the inner side vertical plate and the pool bottom plate are respectively of a composite layer structure. A portrait can be drawn at the inner layer of the pool body of the assembly pool; the interior of the pool body is rich in aesthetic feeling; the pool body is diversified in specification, convenient to install, repeated in assembly, high in flatness and strength, good in environmental friendliness and insulation effect, light in weight and convenient to convey.

The invention discloses an automatic matrix potting machine which comprises a frame, and a motor, a storage hopper, a matrix quantifying mechanism, a loading and potting mechanism and a punching mechanism which form cooperative operation are arranged on the frame. The whole equipment is mounted on the frame, so that transportation and movement are facilitated; nutrient soil can be quantified in place at a time through the matrix quantifying mechanism, and secondary damage to the nutrient soil is avoided; the punching mechanism is provided with a plurality of punching drill bits, a plurality of holes can be punched at the same time, efficiency is improved, meanwhile, a punching eccentric device is utilized, nutrient soil around the holes is uniform in tightness, the bottoms of the holes are not very tight, the tightness is uniform, air permeability is good, and growth of plant roots is facilitated; the pot clamping device (provided with a pot clamping die capable of clamping hard pots, soft pots, square pots or nutrition cups) and the pot pushing device are used in cooperation with the matrix quantifying mechanism and the punching mechanism, and more accurate matrix filling and punching can be conducted.

The invention discloses a bearing wheel frame and relates to the field of transporting devices. The bearing wheel frame comprises a first limiting rod, a second limiting rod, a first table leg fixing part, a second table leg fixing part and a fixed part. A first pulley connecting part is arranged on the wall surface of the first limiting rod; the first table leg fixing part is rotationally arranged on the end surface of a first end around a first default direction; a second pulley connecting part is arranged on the wall surface of the second limiting rod; the second table leg fixing part is rotationally arranged on the end surface of a fourth end around the first default direction; a second end and a third end are in sliding connection with each other in the first default direction; when a distance between the first table leg fixing part and the second table leg fixing part reaches a preset distance, the fixed part fixes the second end and the third end. The bearing wheel frame is used for assisting a tabletop game console to be conveniently moved and transported under the situation that the structure of the tabletop game console is not changed.

The invention discloses a native chicken queuing egg laying breeding method which includes the steps: 1) brooding in a concentrated manner; 2) chicken captivating in villas; 3) native chicken stocking: placing the chicken villas in an orchard or forest land, taking the native chicken movement distances as radiuses to draw concentric circles according to the chicken villas, and regularly feeding corns or coarse cereals every day; 4) laying nest placing: fixedly placing two individual laying nests on two sides of each chicken villa, and enabling the distance between each laying nest and the ground to be 0.8-1.2 meters. Chickens take the chicken villas as movement centers and eat weeds and insects, 18-24 chickens can take a rest in each chicken villa at night, and one cock and 8-11 hens serveas one group. According to the method, flexible and movable chicken villas are combined with high-level egg laying nests, so that the native chickens can take the weeds and the insects as principal food through breeding management, weeds and insects in the orchard are removed, the chickens can lay eggs in a queuing manner, and a bright spot is brought for orchard picking or rural tourism.

The invention discloses to an assembled discharge pool and construction method thereof. The assembled discharge pool comprises a discharge tank and a fire wall, wherein the top of the discharge pool is open; the discharge pool consists of a first cell, a second cell, a third cell and a fourth cell which are detachably connected; the firewall is detachably arranged on the outer side of the discharge pool. The assembled discharge pool has the advantages of reasonable design, permeation prevention, good fireproof and heat insulation effects, detachable structure, easy assembly, convenient relocation and transportation, repeated use, and capability of saving a large amount of labor cost and material cost.

The invention discloses a novel electric power cabinet with an energy-saving lamp. The novel electric power cabinet comprises an electric power cabinet main body, a micro dehumidifier, a temperature and humidity detector, an electric power cabinet base, a circuit cabinet and a control cabinet, wherein a lightning arrester is arranged at the top of the electric power cabinet main body through a high-strength bolt; the micro dehumidifier is arranged on one side of the electric power cabinet main body through a mounting frame; a dehumidifying port of the micro dehumidifier is positioned in the electric power cabinet main body; a radiating fan is arranged on the other side of the electric power cabinet main body through a mounting seat; the control cabinet is arranged at the top in the electric power cabinet main body; a control cabinet door is arranged at one end of the control cabinet; an ammeter is arranged at one end of the control cabinet door; an indicator lamp is arranged at the bottom of the ammeter; and a universal conversion switch is arranged on one side of the indicator lamp. The novel electric power cabinet with the energy-saving lamp is powerful in function, scientific indesign, convenient to operate and high in reliability and is suitable for wide promotion.

The invention discloses a grouting loading conveyor for bisphenol A type epoxy resin, and relates to a grouting loading conveyor which comprises a conveyor, a first lifting platform, a second lifting platform, a three-dimensional scanner, a grouting machine, a loading tank, an information acquisition module, a three-dimensional modeling module, a coordinate track module and an element execution module. According to the grouting loading conveyor, the acquisition, modeling, positioning and execution of the gap are realized, so that the automatic intelligent filling of the gap is realized, the consumption volume of the filler is one to one with the volume of the gap, more filler is saved, more energy is saved, the environment is protected, moving, transporting and filling are facilitated, the problems that the traditional loading conveyor is large and inconvenient to move are solved, and meanwhile, the problems that workers are too tired due to the fact that gaps are filled manually in the past, and filler is prone to being wasted are solved.

The invention relates to the technical field of traffic safety reminding devices, in particular to a traffic safety reminding device which comprises a mounting base, a bottom supporting piece is arranged on the bottom side of the mounting base, universal wheels are arranged on the bottom side of the bottom supporting piece, a storage cavity is formed in the inner side of the mounting base, and a top cover and a supporting column are arranged on the top side of the storage cavity; a connecting seat is arranged on the top side of the supporting column, an inserting groove is formed in the top side of the connecting seat, an inserting strip is arranged on the inner side of the inserting groove, guide grooves are formed in the two sides of the inserting strip, fixing grooves are formed in the side, opposite to the guide grooves, of the inserting groove, guide springs are arranged on the inner sides of the guide grooves, and fixing blocks are arranged on one sides of the guide springs; a moving part and an unlocking part are arranged on the bottom side of the connecting seat, and a reminding board and a warning strip are arranged on the top side of the inserting strip. the traffic safety reminding device has the advantages that the traffic safety reminding device is convenient and labor-saving to move, convenient and fast to assemble and simple and stable in connection mode, has a night reminding function, is used by solar power storage, and is environment-friendly and durable.

The invention discloses an aquatic animal water sampling device, and belongs to the technical field of sampling devices. The aquatic animal water sampling device comprises a suitcase, the suitcase comprises a bearing half box and a supporting half box which are hinged to each other, so that the bearing half box and the supporting half box can cover each other, and the bearing half box and the supporting half box can be arranged at a right angle; a sampling mechanism is arranged in the bearing half box and is provided with a soft water inlet pipe, the water inlet pipe is detachably provided with a water sampling container, the supporting half box is provided with a lifting pull rod, the top of the lifting pull rod is provided with a lifting hook, and the water sampling container can be detachably hung on the lifting hook; a plurality of moving wheels are arranged on the surface of the bearing half box. Through the arrangement, the technical problems that an existing sampling device is low in integration level and inconvenient to move are solved.

The invention discloses a welding fixture positioning structure which comprises a base, a foldable cover plate and side plates, a concave cavity is formed in the base, a supporting piece is connected to the inner wall of the concave cavity of the base, the side plates are slidably connected to the periphery of the edge of the concave cavity of the base, connecting pieces are rotatably connected to the side plates, clamping plates are connected to the sides, away from the side plate, of the connecting pieces, first through cavities are formed in the side plates, and second through cavities communicating with the first through cavities are formed in the clamping plates; the welding fixture positioning structure further comprises an inserting piece, the inserting piece penetrates through the second through cavities and then is inserted into the first through cavities, the foldable cover plate is clamped to the clamping plates and abuts against a supporting piece in the base, and through the structure, the cover plate and the clamping plate can be conveniently stored in the concave cavity of the base, and people can conveniently move and transport the welding fixture positioning structure.

The invention discloses a manual water injection and suction pump for a sinking-floating fishing net. The manual water injection and suction pump for the sinking-floating fishing net comprises a pumpbody and a supporting plate, wherein supporting legs are fixedly connected to two sides of the bottom of the supporting plate correspondingly; supporting rods are fixedly connected to two sides of thetop of the supporting plate correspondingly; limiting rings are fixedly connected to the top ends of the two supporting rods correspondingly; the bottom of the pump body communicates with a connecting pipe; and the bottom of the connecting pipe penetrates through the limiting rings and the supporting plate and extends to the bottom of the supporting plate. The manual water injection and suction pump for the sinking-floating fishing net provided by the invention relates to the technical field of water suction pumps. According to the manual water injection and suction pump for the sinking-floating fishing net, in the using process, a movable plate drives a sealing plug to move upwards under the action of water pressure, so that a water flow can flow out smoothly; when the manual water injection and suction pump is not used, a sealing plug can seal the top end of the connecting pipe under the action of a resilience force of a spring, water in the pump body is prevented from running off,and water in the sinking-floating finishing net can be pumped out without the need for adding water when the manual water injection and suction pump is used for the next time, so that the manual waterinjection and suction pump for the sinking-floating fishing net is convenient to use; and the pump body can be detached from the supporting plate, so that the convenience in moving and transporting is achieved, and the practicability is improved.

The invention discloses split type dry methane fermentation equipment, which comprises a metal housing which is defined by U-shaped steel plate cabins, end sealing plates and base surrounding plates; a glass fiber reinforced plastic layer is coated on the inner side of the metal housing, wherein the U-shaped steel plate cabins, the end sealing plates and the base surrounding plates are formed by splicing a plurality of detachable sheets; angle steels are arranged on the edges of the sheets; by virtue of the angle steels, the sheets are connected, so that the metal housing is constituted; and the angle steels can be used for reinforcing the fermentation equipment as well; one part of each of the base surrounding plates is embedded in a concrete base, so that the fermentation equipment is fixedly arranged in the concrete base; and safety surrounding plates are arranged in the glass fiber reinforced plastic layers, so that the glass fiber reinforced plastic layers in the fermentation equipment are protected form being scratched and rubbed, and subsequently, the service life of the fermentation equipment is prolonged.

The invention relates to an umbrella-shaped training device, and belongs to the technical field of fitness equipment. The umbrella-shaped training device comprises a main body frame, universal wheelsare arranged at the bottom of the main body frame, the umbrella-shaped training device further comprises several upper training units and several lower training units, the upper training units and thelower training units are connected with the main body frame, the main body frame comprises a base, the base is provided with several upright rods which are uniformly distributed around the same axisand are mutually parallel, the upright rods are provided with a sliding device, and an upper base is arranged at the tops of the upright rods; the upper training units are hinged to the upper base andthe sliding device, and the lower training units are hinged to the sliding device and the base; the sliding device drives the upper training units and the lower training units to be unfolded when moving upwards, and drives the upper training units and the lower training units to fold the training device when moving downwards, and after being folded, the umbrella-shaped training device gets smaller in size, and has good storage performance and moving performance. The umbrella-shaped training device can be used for multiple trainers to conduct training simultaneously, and the enthusiasm of thetrainers is improved.

The invention relates to a high-speed sequence casting hot-rolling unit for large-section large-weight billet production. The high-speed sequence casting hot-rolling unit includes a support frame component, arc-shaped side strips, top strips, arc-shaped support plates, cross strips, first bolts, first nuts, first connection strips, transmission components, rolling components, driving components and cutting components; and each rolling component is arranged between two cross strip combinations, each driving component is arranged between two L-shaped supporting strip combinations and is arrangedabove the corresponding rolling component, the cutting components are arranged between two L-shaped bottom strips and are arranged below the corresponding rolling components, and the upper portions and the lower portions of the rolling components are provided with the transmission components. The high-speed sequence casting hot-rolling unit adopts a detachable structure, facilitates movement andtransportation, has various adjustment functions and is easy to operate and wide in application range.

The invention discloses a heat dissipation electrical cabinet, which comprises an electrical cabinet body (1), a support frame (3) is provided at the bottom of the electrical cabinet body (1), and a layer of filter screen (2) is provided at the bottom of the electrical cabinet body (1). ), set a rainproof plate (4) on the electrical cabinet door, set two inlet fans (5) on the top of the electrical cabinet body (1), and set two outlet fans (6) on the bottom of the electrical cabinet body (1), Two intake fans (5) are connected to the motor (7), a triangular shielding cover (8) is installed on the upper part of the electrical cabinet body (1), a pulley (9) is installed under the electrical cabinet body (1), and the intake fan (5) is installed Dust filter (10). The beneficial effect of the invention is that: when the working temperature of the electrical components is high, the support frame is raised to control the heat dissipation of the electrical cabinet. The filter screen in the electrical cabinet is set at the bottom to prevent the infiltration of rainwater in rainy days.